White begins what seems like a long journey until the attack arrives.
12... c6a5 Black has other options. 13. c1b1  13... a8c8 Keeping an eye on the typical exchange sac on c3, but this move is not the most accurate. 14. e2e1 A prophylactic move against the sacrifice, but now Black is fine. 14... f6d7 Maneuvering the knight to the queenside. There was a more explosive possibility.